<template>
	<view v-if="goods_info.goods_name" class="goods-detail-container">
   
    <!-- 轮播图区域 -->
		<swiper :indicator-dots="true" :autoplay="true" :interval="3000" :duration="1000" :circular="true">
		  <swiper-item v-for="(item,i) in goods_info.pics" :key='i'>
		 <image :src="item.pics_big" @click="preview(i)"></image>
		  </swiper-item>
		</swiper>
    <!-- 商品信息区域 -->
    <view class="goods-info-box">
      <view class="price">¥{{goods_info.goods_price}}</view>
      <view class="goods-info-body">
         <view class="goods-name">{{goods_info.goods_name}}</view>
         <view class="favi">
           <uni-icons type='star' size='18' color='grey'></uni-icons>
          <text>收藏</text>
         </view>
      </view>
      <view class="yf">快递:免费</view>
    </view>
    <rich-text :nodes="goods_info.goods_introduce"></rich-text>
    <!-- 商品导航区域组件 -->
    <view class="goods-nav">
      <uni-goods-nav :fill="true"  :options="options" :buttonGroup="buttonGroup"  @click="onClick" @buttonClick="buttonClick" />
    </view>
	</view>
</template>

<script>
  import {mapState,mapMutations,mapGetters} from 'vuex'
  
	export default {
    computed:{
      ...mapState('m_cart',[]),
      ...mapGetters('m_cart',['total'])
    },
    
    watch:{
      // total(newval){
      //  const findResult = this.options.find(x => x.text === '购物车')
      //   if(findResult) {
      //     findResult.info = newval
      //   }
      // }
      total:{
        handler(newval){
          const findResult = this.options.find(x => x.text === '购物车')
            if(findResult) {
              findResult.info = newval
            }
        },
         immediate:true
      }
    },
		data() {
			return {
				goods_info:{},
          options: [ {
                    icon: 'shop',
                    text: '店铺',
            
                    infoBackgroundColor:'#007aff',
                    infoColor:"red"
                }, {
                    icon: 'cart',
                    text: '购物车',
                    info: 0
                }],
                buttonGroup: [{
                  text: '加入购物车',
                  backgroundColor: '#ff0000',
                  color: '#fff'
                },
                {
                  text: '立即购买',
                  backgroundColor: '#ffa200',
                  color: '#fff'
                }
                ]
			};
		},
    onLoad(options) {
      // console.log(options)
      const goods_id = options.goods_id
      this.getgoodsdetail(goods_id)
    },
    methods:{
      ...mapMutations('m_cart',['addToCart']),
     async getgoodsdetail(goods_id){
      const {data:res} = await uni.$http.get('/api/public/v1/goods/detail',  {goods_id})
      if(res.meta.status !==200 ) return uni.$showMsg()
       res.message.goods_introduce = res.message.goods_introduce.replace(/<img /g,'<img style="display:block;" ').replace(/webp/g,'jpg')
      this.goods_info = res.message
      },
      preview(i){
        uni.previewImage({
          current:i,
          urls:this.goods_info.pics.map(x => x.pics_big)
        })
      },
      onClick(e){
        uni.switchTab({
          url:'/pages/cart/cart'
        })
      },
      buttonClick(e){
        if(e.content.text === '加入购物车'){
          // 阻止商品得信息对象
            const goods = {
              goods_id:this.goods_info.goods_id,
              goods_name:this.goods_info.goods_name,
              goods_price:this.goods_info.goods_price,
              goods_count:1,
              goods_small_logo:this.goods_info.goods_small_logo,
              goods_state:true
            }
          // 调用addto
          this.addToCart(goods)
      }
    }
	},
  }
</script>

<style lang="scss">
swiper {
  height: 750rpx;
  
  image{
    width: 100%;
    height: 100%;
  }
}
.goods-info-box {
  padding: 10px;
  padding-right: 0px;
  .price {
    color: #C00000;
    font-size: 18px;
    margin: 10px 0;
  }
  .goods-info-body{
    display: flex;
    justify-content: space-between;
    
    .goods-name{
      font-size: 13px;
      margin-right: 10px;
    }
    .favi{
      width: 120px;
      font-size: 12px;
      display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    border-left: 1px solid #efefef;
    color: gray;
    }
  }
  .yf{
    font-size: 12px;
    color:gray;
    margin: 10px 0;
  }
}
.goods-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
}
.goods-detail-container {
  padding-bottom: 50px;
}
</style>
